Unreal Engine Issues

Light Shaft Occlusion causes exponential height fog to render incorrectly in stereoscopic

Enabling Light Shaft Occlusion causes exponential height fog to render incorrectly at certain viewing angles in stereoscopic. This does not reproduce once light shaft occlusion is turned off on the ...

Manually changing the value for Constraint Value 1 & 2 causes odd visual issues

Changing the values that govern what bones a constraint is suppose to be a joint between (Constraint Bone 1 & 2) will cause issues where the transform widget is moved to an appropriate location but ...

Reimporting static mesh with static mesh editor window open will cause crash

When generating a collision box for a static mesh and reimporting the mesh with the static mesh editor window open will result in a crash. [Link Removed] ...

Significant hitch in PIE when unloading a sublevel via level streaming volume on Mac

This does NOT happen on Windows and is not a regression as it occurs in 4.14.3 ...

Projects crash on Android when trying to load mips

Projects that are deployed in the Debug configuration crash when trying to load mips on the Android device. I do not see this issue when launching a project onto Android using the Test configuratio ...

Regression in Gaussian and Circle DOF

Don't believe there's a regression here, but would be good to verify everything is working as intended still after the scene-alpha refactors, no accidental swapped inputs or incorrect sampling. AA d ...

FBX reimport workflow: Reimport can't import new added Material

Niagara GPU Mesh Particles Not Working In Packaged Project

GPU Mesh emitters will not show up in a packaged project. Found in 4.20 CL# 4302132 and 4.21 CL# 4307852 ...

Find and replace reference feature(experimental) crashes after indexing dialog

FindInBlueprints->CacheAllBlueprints(FSimpleDelegate::CreateSP(this, &SReplaceNodeReferences::OnSubmitSearchQuery, true), EFiBVersion::FIB_VER_VARIABLE_REFERENCE);  This leads to crash. Users can b ...

Procecdural Mesh Components without a material assigned crashes on conversion to Static Mesh

This bug doesn't occur in 4.21. The issue is at line 157 in ProceduralMeshComponentDetails.cpp . When the procedural mesh has a material the crash doesn't occur. File location: Runtime/ProceduralMe ...